Finding the Fourth Proportional to 178,844,824.08, 268,157,373.12 and 69,542,588.16
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Solution
The fourth proportional to 178,844,824.08, 268,157,373.12 and 69,542,588.16 is: 104,271,162.76
Step by Step Solution
- Step 1: Write the proportion equation
178,844,824.08 : 268,157,373.12 = 69,542,588.16 : x - Step 2: Convert to fraction form
178,844,824.08/268,157,373.12 = 69,542,588.16/x - Step 3: Cross multiply
178,844,824.08x = 268,157,373.12 × 69,542,588.16 - Step 4: Simplify right side
178,844,824.08x = 18,648,357,760,951,612 - Step 5: Solve for x
x = 18,648,357,760,951,612/178,844,824.08 - Step 6: Final answer
x = 104,271,162.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.